TOO MUCH. Used to describe a person that takes anything too far. It could be a horrible oufit, a bad joke, a come on, or just an annoying person that is constantly being a pest.

JG never knows when to shut his trap, he is TM!
Courtney sometimes drinks TM and gets aggressive.
Kel never knew you could take TM fiber pills, she learned that lesson the hard way.
Jill might as well marry Dagney Taggert, her love for Atlas is TM!!!